80 lines
1.6 KiB
C++
80 lines
1.6 KiB
C++
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/*
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* Copyright (c) 1993-1995 Argonaut Technologies Limited. All rights reserved.
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*
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* Stored buffer structure
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*/
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#ifndef _SBUFFER_H_
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#define _SBUFFER_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* The minimal description of a pixelmap required for rendering
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*/
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struct render_buffer {
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void *base; /* 0,0 pixel */
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br_uint_32 width_b; /* In bytes */
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br_uint_32 width_p; /* In pixels */
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br_uint_32 height; /* In scanlines */
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br_uint_32 size;
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br_boolean uncacheable; /* Impossible to feed to card */
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br_boolean on_card; /* Downloaded to card */
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br_boolean force_reload; /* Force reload (i.e. update) */
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br_boolean blended; /* Texture has alpha channel */
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void *palette_pointer; /* Pointer to palette */
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br_scalar u_range; /* Ranges for map coordinates */
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br_scalar v_range;
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/* Glide parameters for rendering */
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GrChipID_t tmu_id; /* TMU on which texture is stored */
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br_uint_32 startAddress; /* Address in card mem */
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GrTexInfo info; /* Glide's info for texture */
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};
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/*
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* Flags
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*/
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enum {
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SBUFF_SHARED = 0x0001, /* Data is shared with user */
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};
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/*
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* Block structure
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*/
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typedef struct br_buffer_stored {
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/* Dispatch table */
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struct br_buffer_stored_dispatch *dispatch;
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/* Standard object identifier */
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char *identifier;
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/* Primitive library */
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struct br_primitive_library *plib;
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/* Flags */
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br_uint_32 flags;
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/* Reduced info about buffer */
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struct render_buffer buffer;
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/* pointers to pixel data */
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void *pixels_pointer;
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void *pixels_converted;
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} br_buffer_stored;
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#ifdef __cplusplus
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};
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#endif
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#endif
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